fkie_cve-2021-47478
Vulnerability from fkie_nvd
Published
2024-05-22 09:15
Modified
2025-04-02 15:09
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
In the Linux kernel, the following vulnerability has been resolved: isofs: Fix out of bound access for corrupted isofs image When isofs image is suitably corrupted isofs_read_inode() can read data beyond the end of buffer. Sanity-check the directory entry length before using it.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/156ce5bb6cc43a80a743810199defb1dc3f55b7fPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6e80e9314f8bb52d9eabe1907698718ff01120f5Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/86d4aedcbc69c0f84551fb70f953c24e396de2d7Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9ec33a9b8790c212cc926a88c5e2105f97f3f57ePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/afbd40f425227e661d991757e11cc4db024e761fPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b0ddff8d68f2e43857a84dce54c3deab181c8ae1Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b2fa1f52d22c5455217b294629346ad23a744945Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e7fb722586a2936b37bdff096c095c30ca06404dPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e96a1866b40570b5950cda8602c2819189c62a48Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/156ce5bb6cc43a80a743810199defb1dc3f55b7fPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/6e80e9314f8bb52d9eabe1907698718ff01120f5Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/86d4aedcbc69c0f84551fb70f953c24e396de2d7Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/9ec33a9b8790c212cc926a88c5e2105f97f3f57ePatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/afbd40f425227e661d991757e11cc4db024e761fPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/b0ddff8d68f2e43857a84dce54c3deab181c8ae1Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/b2fa1f52d22c5455217b294629346ad23a744945Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/e7fb722586a2936b37bdff096c095c30ca06404dPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/e96a1866b40570b5950cda8602c2819189c62a48Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "E44D7B05-DE06-4714-AB39-F8242F1E49F2",
                     versionEndExcluding: "4.4.292",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "85D8337A-4EA1-4787-85EA-4BF4328A9436",
                     versionEndExcluding: "4.9.290",
                     versionStartIncluding: "4.5",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "436BD498-0DB1-4290-9A36-A52CB11B3AC3",
                     versionEndExcluding: "4.14.255",
                     versionStartIncluding: "4.10",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "01C66D0E-2D4A-45A8-800F-23022B681325",
                     versionEndExcluding: "4.19.217",
                     versionStartIncluding: "4.15",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "A974BD5C-13A1-4974-B68A-6FD1422F5F3B",
                     versionEndExcluding: "5.4.159",
                     versionStartIncluding: "4.20",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "AD6F772D-D9E4-4B9B-9E3C-CD5635E9E88D",
                     versionEndExcluding: "5.10.79",
                     versionStartIncluding: "5.5",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "B51F6469-3DD9-4E3B-8BD5-2E6911301BF1",
                     versionEndExcluding: "5.14.18",
                     versionStartIncluding: "5.11",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "9BFCBC65-4DA5-4C88-B852-E7B052DE9F20",
                     versionEndExcluding: "5.15.2",
                     versionStartIncluding: "5.15",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "In the Linux kernel, the following vulnerability has been resolved:\n\nisofs: Fix out of bound access for corrupted isofs image\n\nWhen isofs image is suitably corrupted isofs_read_inode() can read data\nbeyond the end of buffer. Sanity-check the directory entry length before\nusing it.",
      },
      {
         lang: "es",
         value: "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: isofs: corrige el acceso fuera de los límites para una imagen isofs corrupta. Cuando la imagen isofs está adecuadamente dañada, isofs_read_inode() puede leer datos más allá del final del búfer. Cordura: verifique la longitud de la entrada del directorio antes de usarla.",
      },
   ],
   id: "CVE-2021-47478",
   lastModified: "2025-04-02T15:09:59.787",
   metrics: {
      cvssMetricV31: [
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "LOCAL",
               availabilityImpact: "NONE",
               baseScore: 5.5,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "HIGH",
               integrityImpact: "NONE",
               privilegesRequired: "LOW",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
               version: "3.1",
            },
            exploitabilityScore: 1.8,
            impactScore: 3.6,
            source: "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            type: "Secondary",
         },
      ],
   },
   published: "2024-05-22T09:15:09.747",
   references: [
      {
         source: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/156ce5bb6cc43a80a743810199defb1dc3f55b7f",
      },
      {
         source: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/6e80e9314f8bb52d9eabe1907698718ff01120f5",
      },
      {
         source: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/86d4aedcbc69c0f84551fb70f953c24e396de2d7",
      },
      {
         source: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/9ec33a9b8790c212cc926a88c5e2105f97f3f57e",
      },
      {
         source: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/afbd40f425227e661d991757e11cc4db024e761f",
      },
      {
         source: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/b0ddff8d68f2e43857a84dce54c3deab181c8ae1",
      },
      {
         source: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/b2fa1f52d22c5455217b294629346ad23a744945",
      },
      {
         source: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/e7fb722586a2936b37bdff096c095c30ca06404d",
      },
      {
         source: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/e96a1866b40570b5950cda8602c2819189c62a48",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/156ce5bb6cc43a80a743810199defb1dc3f55b7f",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/6e80e9314f8bb52d9eabe1907698718ff01120f5",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/86d4aedcbc69c0f84551fb70f953c24e396de2d7",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/9ec33a9b8790c212cc926a88c5e2105f97f3f57e",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/afbd40f425227e661d991757e11cc4db024e761f",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/b0ddff8d68f2e43857a84dce54c3deab181c8ae1",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/b2fa1f52d22c5455217b294629346ad23a744945",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/e7fb722586a2936b37bdff096c095c30ca06404d",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
         ],
         url: "https://git.kernel.org/stable/c/e96a1866b40570b5950cda8602c2819189c62a48",
      },
   ],
   sourceIdentifier: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
   vulnStatus: "Analyzed",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-125",
            },
         ],
         source: "134c704f-9b21-4f2e-91b3-4a467353bcc0",
         type: "Secondary",
      },
   ],
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.